From mboxrd@z Thu Jan  1 00:00:00 1970
From: Cornelia Huck <cohuck@redhat.com>
Subject: Re: [PATCH RFC 3/6] KVM: s390: consider epoch index on hotplugged
 CPUs
Date: Thu, 15 Feb 2018 14:09:29 +0100
Message-ID: <20180215140929.025d668e.cohuck@redhat.com>
References: <20180207114647.6220-1-david@redhat.com>
        <20180207114647.6220-4-david@redhat.com>
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To: David Hildenbrand <david@redhat.com>
Cc: linux-s390@vger.kernel.org, kvm@vger.kernel.org, Christian Borntraeger <borntraeger@de.ibm.com>, Janosch Frank <frankja@linux.vnet.ibm.com>
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On Wed,  7 Feb 2018 12:46:44 +0100
David Hildenbrand <david@redhat.com> wrote:

> We must copy both, the epoch and the epoch_idx.
> 
> Signed-off-by: David Hildenbrand <david@redhat.com>
> ---
>  arch/s390/kvm/kvm-s390.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
> index b514ee427077..d007b737cd4d 100644
> --- a/arch/s390/kvm/kvm-s390.c
> +++ b/arch/s390/kvm/kvm-s390.c
> @@ -2387,6 +2387,7 @@ void kvm_arch_vcpu_postcreate(struct kvm_vcpu *vcpu)
>  	mutex_lock(&vcpu->kvm->lock);
>  	preempt_disable();
>  	vcpu->arch.sie_block->epoch = vcpu->kvm->arch.epoch;
> +	vcpu->arch.sie_block->epdx = vcpu->kvm->arch.epdx;
>  	preempt_enable();
>  	mutex_unlock(&vcpu->kvm->lock);
>  	if (!kvm_is_ucontrol(vcpu->kvm)) {

Reviewed-by: Cornelia Huck <cohuck@redhat.com>